, Volume 63, Issue 2, pp 295–299 | Cite as

Pteris exigua (Pteridaceae), a new endemic species from Tucumano-Boliviano forests in northwestern Argentina

  • Olga G. Martínez
  • Jefferson Prado


Pteris exigua, an endemic species from the Tucumano-Boliviano forests, northwestern Argentina, is described and distinguished from similar species of Pteris that occur in this region.

Key Words

diversity endemism flora fern 



We thank the curators of the herbaria studied (CESJ, CTES, FCAB, HBR, LP, MO, K, LPB, MCNS, RB, S, SI, SP, SPF, UPCB) for the loans and the Director of the National Parks of northwestern Argentina for all his support during the fieldwork. We also thank Pedro Villagrán by his help during the preparation of the SEM photos of the spores and María del Carmen Otero for preparing the drawings. This research was funded by the Consejo de Investigación de la Universidad Nacional de Salta, Argentina for the first author and by the Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq), research grant n. 302732/2207-1 for the second author.

Literature Cited

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Copyright information

© The New York Botanical Garden 2010

Authors and Affiliations

  1. 1.IBIGEO, Herbario MCNS Facultad de Ciencias NaturalesUniversidad Nacional de SaltaSaltaArgentina
  2. 2.Instituto de BotânicaSão PauloBrazil

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